Bausch & Lomb Boston Advance Conditioning Solution is a number one solution recommended by doctors also for theremoval of dirt and other stubborn deposits present on the lenses of the eyeglasses. The major ingredients of the cleaner are Tri-quaternary Cocoa-Based Phospholipid, Titanium Dioxide, Silica Gel and alkyl ether sulphate. The phospholipid is used for the removal of stobborn dirt, but the titanium dioxide works beautifully to help you see if the cleanser has worked perfectly or not. The solution present in the cleaner is completely sterile and it leaves the lenses clean. The disinfection of the lense is perfectly very done with the help of this cleanser.